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Ch4 Earths Resources

Prentice Hall Earth Science

QuestionAnswer
What is a fossil fuel? Any hydrocarbon that may be used as a source of energy. Ex. Coal
What is the difference between renewable and nonrenewable resources? Renewable resources can be recreated within months, years or decades. Nonrenewable resources can take millions of years to be created and accumulate into a usable substance
Which energy resources are fossil fuels? Oil, Coal and natural gas.
Which energy resources may replace dwindling petroleum resources in the future? Tar Sands, Oil shales.
What process concentrates minerals into deposits sufficiently large enough to mine? Igneous Process and Hydrothermal solutions.
How are nonmetallic minerals resources used? Used for the hardness and minerals they contain, which are needed for chemical or physical properties.
What is a renewable resource? A resource is any source of energy that can be replenished in months, years, or decades
What is a nonrenewable resource? A nonrenewable resource is a source of energy that takes millions of years to accumulate and form
What is an Ore? A useful metallic mineral that is mined at a profit.
What are the four stages of coal forming? Peat, heat and pressure, lignite, bituminous coal, then metamorhpic coal.
What is a tar sand? Tar sand is a mixture of clay and sand that is soaked in trace amounts of crude oil and water sources.
What is Oil Shale? A rock containing a waxy mixture known as kerogen, or fuel.
What are three examples of natural gas? Methane, crude oil, and petroleum.
What two features must an oil trap have? Rocks that are hollowed and found under a source of water, which fill with natural gas and crude oils.
What are the advantages of using solar energy? Solar energy is free, and it is nonpolluting.
How do nuclear power plants create energy due to nuclear fission? Heavy atoms, such as Uranium-235, are bombarded with neutrons, and this creates heat energy which can be compressed into electricity.
What is wind power's potential for providing energy and harnessing energy? Wind Energy could possibly provide 10% of the nation of the United States with clean energy.
Why is fresh water a vital resource? Fresh water is necessary for all life on earth.
What is the most important air pollution law in the United States? The Clean Air Act of 1970.
Why is the chemical compositon of the atmosphere important? It maintains life on Earth.
Created by: jonathan.ivester
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